20055480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{4517}}^1$

素因数の和:4568

約数の個数: 64

約数和(自身を含む): 61806240

約数和(自身を除く): 41750760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 60, 74, 111, 120, 148, 185, 222, 296, 370, 444, 555, 740, 888, 1110, 1480, 2220, 4440, 4517, 9034, 13551, 18068, 22585, 27102, 36136, 45170, 54204, 67755, 90340, 108408, 135510, 167129, 180680, 271020, 334258, 501387, 542040, 668516, 835645, 1002774, 1337032, 1671290, 2005548, 2506935, 3342580, 4011096, 5013870, 6685160, 10027740, 20055480]

約数ペア:

[(1, 20055480), (2, 10027740), (3, 6685160), (4, 5013870), (5, 4011096), (6, 3342580), (8, 2506935), (10, 2005548), (12, 1671290), (15, 1337032), (20, 1002774), (24, 835645), (30, 668516), (37, 542040), (40, 501387), (60, 334258), (74, 271020), (111, 180680), (120, 167129), (148, 135510), (185, 108408), (222, 90340), (296, 67755), (370, 54204), (444, 45170), (555, 36136), (740, 27102), (888, 22585), (1110, 18068), (1480, 13551), (2220, 9034), (4440, 4517)]